/*
 * Copyright 2021 Expedia, Inc
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.qinghzu.graphqlbff.query

import com.expediagroup.graphql.generator.execution.OptionalInput
import com.expediagroup.graphql.server.operations.Query
import org.springframework.stereotype.Component

@Component
class OptionalInputQuery : Query {

    data class SimpleArgument(
        val id: Int,
        val name: String
    )

    fun optionalScalarInput(input: OptionalInput<String>): String = when (input) {
        is OptionalInput.Undefined -> "input scalar was not specified"
        is OptionalInput.Defined<String> -> "input scalar value: ${input.value}"
    }

    fun optionaListInputObject(input: OptionalInput<List<SimpleArgument>>): String = when (input) {
        is OptionalInput.Undefined -> "input was not specified"
        is OptionalInput.Defined -> "input value: ${input.value}"
    }
}
